Granted Patent
Utility
US 5,615,771 · App. 08/043,890
Safety needle cartridge system
Inventor:
William H. Hollister
Patented Case
View Patent ↗
Granted: Apr 1, 1997
Filed: Apr 7, 1993
Inventor
William H. Hollister
Assignee (at issue)
Smiths Industries Medical Systems, Inc.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.